Adding and Subtracting Fractions Answers

A science experiment calls for mixing cups of distilled water with cups of vinegar and cups of liquid detergent. How much liquid in all, in cups, is needed?

Cindy and Giovanni plan to make spaghetti sauce. Cindy needs pounds of tomatoes for her recipe. Giovanni needs pounds of tomatoes for his recipe. If they make both recipes, how many pounds of tomatoes do they need?

A submarine hovers at yards below sea level. If it ascends yards and then descends yards, what is the submarine’s new position, in yards, with respect to sea level?

Liam had a container of oatmeal that contained cups of oatmeal. Liam ate cup of oatmeal every morning before school for a week. Which is the best estimate of the number of cups of oatmeal that Liam had left in the container at the end of the five-day week?

What is the best estimate for the value of the expression?

What is the difference of the fractions? Use the number line and equivalent fractions to help find the answer.

Carlos biked miles on Saturday and miles on Sunday. On which day did he ride further and by how much?

Patel squeezed oranges so that his family could have fresh-squeezed juice for breakfast. He squeezed cups from the first orange, cups from the second orange, cups from the third orange, cups from the fourth orange, and cups from the fifth orange. Patel estimates that he needs 3 cups of orange juice for his family. About how much more orange juice does he need to reach his estimate?

Alexia ran three laps around her neighborhood. Each lap is miles. Which is the best estimate of the number of miles that Alexia ran?

A diver dives yards and then comes back to the surface. Then, she dives yards deeper than her first dive. What is her depth, in yards, in relation to the surface of the water?